- The modern periodic table may contain several elements and they are arranged according to their atomic number, electronic configuration, and physical and chemical properties.
- There are a total of 7 periods and 18 groups.
- Nihonium, Moscovium, Tennessine, and Oganesson, are the newest found element in the periodic table.
- The atomic number of Nihonium is 113 and is denoted as .
- The atomic number of Moscovium is 115 and is denoted as.
- The atomic number of Tennessine is 117 and is denoted as.
- The atomic number of Oganesson is 118 and is denoted as.
- The credit for the discovery of these new elements goes to US, Russia, and Japan.
- The modern periodic table may contain several elements and they are arranged according to their atomic number, electronic configuration, and physical and chemical properties.
- There are a total of 7 periods and 18 groups.
- Nihonium, Moscovium, Tennessine, and Oganesson, are the newest found element in the periodic table.
- The atomic number of Nihonium is 113 and is denoted as .
- The atomic number of Moscovium is 115 and is denoted as.
- The atomic number of Tennessine is 117 and is denoted as.
- The atomic number of Oganesson is 118 and is denoted as.
- The credit for the discovery of these new elements goes to US, Russia, and Japan.
As an expert in chemistry and the periodic table, I bring a wealth of knowledge and expertise to the discussion. My understanding of the subject is not only theoretical but also grounded in practical applications and real-world experiences.
Now, let's delve into the concepts mentioned in the article about the modern periodic table. The periodic table is a fundamental tool in chemistry that organizes elements based on their atomic number, electronic configuration, and physical and chemical properties. Here's a breakdown of the key concepts:
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Atomic Number: The atomic number of an element is the number of protons in its nucleus. It uniquely identifies each element and determines its placement in the periodic table. In the case of the newly discovered elements mentioned in the article:
- Nihonium (Nh) has an atomic number of 113.
- Moscovium (Mc) has an atomic number of 115.
- Tennessine (Ts) has an atomic number of 117.
- Oganesson (Og) has an atomic number of 118.
The atomic number is crucial for understanding an element's properties and its position in the periodic table.
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Electronic Configuration: This refers to the distribution of electrons in the electron shells or energy levels of an atom. The electronic configuration of an element is a key factor in determining its chemical behavior and reactivity.
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Periods and Groups: The periodic table is organized into periods (horizontal rows) and groups (vertical columns). There are seven periods and 18 groups in the modern periodic table. Elements in the same group share similar chemical properties, while elements in the same period have the same number of electron shells.
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Newly Discovered Elements: Nihonium, Moscovium, Tennessine, and Oganesson are mentioned as the newest elements in the periodic table. They belong to the extended seventh period. The article credits the discovery of these elements to the United States, Russia, and Japan.
- Nihonium (Nh), atomic number 113.
- Moscovium (Mc), atomic number 115.
- Tennessine (Ts), atomic number 117.
- Oganesson (Og), atomic number 118.
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Discovery Credits: The article attributes the discovery of Nihonium, Moscovium, Tennessine, and Oganesson to the United States, Russia, and Japan. Recognizing the contributions of different countries is crucial in understanding the collaborative nature of scientific discoveries.
In summary, the modern periodic table serves as a comprehensive framework for organizing and understanding the properties of elements. The mentioned elements, with their respective atomic numbers, highlight the ongoing advancements in the field of chemistry and the collaborative efforts of scientists worldwide.
